AUGUST 4, 2026
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Case File

CVE-2021-40872

HIGH · CVSS 7.5 EPSS 1.46%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-10 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2021-40872
Severity
HIGH
CVSS
7.5
EPSS
1.46%

Original NVD Description

An issue was discovered in Softing Industrial Automation uaToolkit Embedded before 1.40. Remote attackers to cause a denial of service (DoS) or login as an anonymous user (bypassing security checks) by sending crafted messages to a OPC/UA server. The server process may crash unexpectedly because of an invalid type cast, and must be restarted.

Related CVEs

Other vulnerabilities affecting the same vendor(s)